/**********
This library is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)

This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
more details.

You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
**********/
// "liveMedia"
// Copyright (c) 1996-2018 Live Networks, Inc.  All rights reserved.
// A filter that breaks up an H263 video elementary stream into frames.
// Author Benhard Feiten

#ifndef _H263PLUS_VIDEO_STREAM_FRAMER_HH
#define _H263PLUS_VIDEO_STREAM_FRAMER_HH

#ifndef _FRAMED_FILTER_HH

#include "FramedFilter.hh"

#endif


class H263plusVideoStreamFramer : public FramedFilter {
public:

    static H263plusVideoStreamFramer *createNew(UsageEnvironment &env, FramedSource *inputSource);

    Boolean &
    pictureEndMarker() { return fPictureEndMarker; }    // a hack for implementing the RTP 'M' bit

protected:
    // Constructor called only by createNew(), or by subclass constructors
    H263plusVideoStreamFramer(UsageEnvironment &env,
                              FramedSource *inputSource,
                              Boolean createParser = True);

    virtual ~H263plusVideoStreamFramer();


public:
    static void continueReadProcessing(void *clientData,
                                       unsigned char *ptr, unsigned size,
                                       struct timeval presentationTime);

    void continueReadProcessing();

private:
    virtual void doGetNextFrame();

    virtual Boolean isH263plusVideoStreamFramer() const;

protected:
    double fFrameRate;
    unsigned fPictureCount; // hack used to implement doGetNextFrame() ??
    Boolean fPictureEndMarker;

private:
    class H263plusVideoStreamParser *fParser;

    struct timeval fPresentationTimeBase;
};

#endif
